@import 'base.css';
.tero_father {
  width: 100%;
}
.nav_bb {
  height: calc(40%);
  width: 100%;
}
.nav_bb > .nav_b_left {
  width: 100%;
  padding-right: 30px;
}
.nav_bb > .nav_b_left > .nav_b_left_son_periphery {
  display: flex;
  justify-content: flex-end;
}
.nav_bb > .nav_b_left > .nav_b_left_son_periphery > div {
  margin-right: 5px;
  height: 36px;
  width: 100px;
  display: inline-block;
  text-align: center;
  line-height: 36px;
  background-color: #5286ff;
  color: white;
  border-radius: 2px;
  cursor: pointer;
}
.nav_bb > .nav_b_left > .nav_b_left_son_periphery > div a {
  color: #fff;
}
.nav_bb > .nav_b_left > .nav_b_left_son_periphery .span {
  border: 1px solid #5286ff;
  color: #5286ff;
  background-color: #fff;
}
.nav_bb > .nav_b_left > .nav_b_left_son_periphery .span2 {
  height: 36px;
  width: 100px;
  text-align: center;
  line-height: 36px;
  background-color: #5286ff;
  color: white;
  border-radius: 2px;
  cursor: pointer;
  display: none;
}
.nav_bb > .nav_b_left .nav_b_left_son > p > span:nth-of-type(1) {
  color: #5d6166;
}
.nav_bb > .nav_b_left .nav_b_left_son > .nav_b_left_content > .nav_b_left_son {
  margin-bottom: 20px;
}
.nav_bb > .nav_b_left .nav_b_left_son > p {
  border-bottom: 1px solid #e9ebed;
  position: relative;
  top: -5px;
  padding-bottom: 3px;
  width: 100%;
}
.nav_bb > .nav_b_left .nav_b_left_son > p > span {
  line-height: 3;
}
